Airline Terminology

Airline Terminology:

ITINERARY An itinerary is the journey that a particular pax is booked for. In a passenger itinerary there may be one air segment or may be more air segment. These segments are also called as leg of the journey.

ROUTING is the logical sequence of point-to-point destinations, which includes the airlines, used, the class in which passenger is served and the cities or destinations. Example Mumbai –New Delhi AA-F

JOURNEY- A journey will include the whole routing which is included on a particular ticket or it may be even a series of conjunction tickets and will always have the following ticketed points:
ORIGIN –It is the place or the point from where the passenger starts his journey. It is the first point or to be precise the first ticketed point in a routing. It is included as a fare construction point and is included in the country of commencement of travel (COC).

DESTINATION: The final stopping place where the passengers end his/her journey and this is also a terminal point in the routing is considered as a fare construction point or a fare break point.
INTERMEDIATE POINTS the points falling in between the origin and destination or may be called as via points or transfer points are intermediate points. It may be divided into two again

INTERMEDIATE STOPOVER POINT in this the passengers take a break and his next connection is after twenty four hours of his/her arrival. The stopover is intentional and is indicated on the ticket.
INTERMEDIATE NOS STOPOVER POINT in this the passenger takes a break and his next connection is within the twenty-four hour time frame of his arrival. It is also called as transfer connection or connecting point.

Airline Terminology

NOTE: There is a difference between the transfer point and transit point; transfer points will always involve a change of plane whereas transit point will not always involve a change of plane.
FARE COMPONENT it is the part of the itinerary that falls between the two consecutive fare construction points. A single journey may be of one fare component or may have multi fare component.

PRICING UNIT A part of a journey or a complete journey in itself which is priced as an individual entity i.e. it can be ticketed in a separate manner.
SECTORS It is a part of a journey which will include legs or segments and will have pair of points.
UNIT DESTINATION In a pricing unit where the journey finally stops is known as unit destination.

UNIT ORIGIN In a pricing unit where the journey initially starts is known as unit origin.
NOTE: When we count total numbers of transfers in a journey we count all the intermediate points, which will include the stopovers too.
SURFACE It is that part of the journey that has not been travelled by airways.
OFFLINE SERVICE This will include segments covered by different carriers.

Airline Terminology

ONLINE SERVICES this will include segments covered by the same airlines throughout.
INTERLINE SERVICES In a local parlance it is a cooperation relationship shared by two different carriers. The airlines accept ticket between each other.  LOCAL FARE this means the fare is only for one-line transportation.
JOINT FARE this means that the fare is valid for offline and interlines transport too.

CONNECTION to connect a passenger an aircraft is changed at any of the intermediate points between the point of origin and point of destination. There is a time restraint too it should depart within four hours of arrival of flight.
STOPOVER It is an intentional break in the journey in agreement with the carrier at a point lying between origin and destination for more than twenty four hours.
ARNK is a short form for Arrival Unknown or VOID this means that no air segment has been provided on this particular segment.

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